org.wso2.carbon.caching.impl.clustering

Class ClusterCacheInvalidationRequestSender

java.lang.Object

org.wso2.carbon.caching.impl.clustering.ClusterCacheInvalidationRequestSender

All Implemented Interfaces:

EventListener, CacheEntryListener, CacheEntryRemovedListener, CacheEntryUpdatedListener

public class ClusterCacheInvalidationRequestSender
extends Object
implements CacheEntryRemovedListener, CacheEntryUpdatedListener

Listens for cache entry removals and updates, and sends a cache invalidation request to the other members in the cluster.

This is feature intended only when separate local caches are maintained by each node in the cluster.

Constructor Summary

Constructors

Constructor and Description
ClusterCacheInvalidationRequestSender()

Method Summary

Methods

Modifier and Type	Method and Description
void	entryRemoved(CacheEntryEvent event) Called after the entry has been removed.
void	entryUpdated(CacheEntryEvent event) todo change this to have two args: the old value and the new value Called after the entry has been updated (put into the cache where a previous mapping existed).
void	send(CacheEntryEvent cacheEntryEvent) We will invalidate the particular cache in other nodes whenever there is an remove/update of the local cache in the current node.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClusterCacheInvalidationRequestSender

public ClusterCacheInvalidationRequestSender()

Method Detail

entryRemoved

public void entryRemoved(CacheEntryEvent event)
                  throws CacheEntryListenerException

Description copied from interface: CacheEntryRemovedListener

Called after the entry has been removed. If no entry existed for key the event is not called.

Specified by:

entryRemoved in interface CacheEntryRemovedListener

Parameters:

event - The entry just removed.

Throws:

CacheEntryListenerException - if there is problem executing the listener

See Also:

CacheEntryRemovedListener.entryRemoved(CacheEntryEvent)

entryUpdated

public void entryUpdated(CacheEntryEvent event)
                  throws CacheEntryListenerException

Description copied from interface: CacheEntryUpdatedListener

todo change this to have two args: the old value and the new value Called after the entry has been updated (put into the cache where a previous mapping existed).

Specified by:

entryUpdated in interface CacheEntryUpdatedListener

Parameters:

event - The event just updated.

Throws:

CacheEntryListenerException - if there is problem executing the listener

send

public void send(CacheEntryEvent cacheEntryEvent)

We will invalidate the particular cache in other nodes whenever there is an remove/update of the local cache in the current node.